动词的强调形式
Do 的适当形式
Eg. I Do give you the book.

拟似分裂句
Pesudo cleft
要强调谓语动词，就得采用另外一种强调句型。这种句型叫作拟似分裂句。
拟似分裂句的主语通常是由what引导的名词性分句，分句的主动词通常是do的一定形式。分句的主语补语根据主动词do的适当形式而采取相应的形式。

拟似分裂句可采用下列几种形式
what分句＋be + 动词的不定式eg. He gave her a book.------What he did was (to) give her a book.
what分句＋be + 动词的分词He will be taking a plane to Beijing---What he will be doing is taking a plane to Beijing
 He has finished his homework.----What he has done is finished(finish/to finish) his homework.

Pesudo - cleft
I gave him a letter.
What I did is give him a letter
          do/did/does-------do
          doing --------------doing
          done ---------------done

what分句＋be + 名词词组
名词词组＋be+ what分句
Eg. He gave her a book.
What he gave her was a book.
A book was what he gave her.